https://huggingface.co/Ronaldo-GOAT/pi_training/resolve/main/src/openpi/groot_utils/__init__.py
hf download hf://Ronaldo-GOAT/pi_training/src/openpi/groot_utils/__init__.py
curl -L -o __init__.py https://huggingface.co/Ronaldo-GOAT/pi_training/resolve/main/src/openpi/groot_utils/__init__.py
